import {
  Body,
  Controller,
  Get,
  Patch,
  Post,
  UseGuards,
} from "@nestjs/common";
import {
  ApiBearerAuth,
  ApiBody,
  ApiOperation,
  ApiResponse,
  ApiTags,
} from "@nestjs/swagger";
import { SuperAdminGuard } from "./guards/super-admin.guard";
import { SuperAdminService } from "./super-admin.service";
import {
  CreateSuperAdminDto,
  CreateFieldExpertAdminDto,
  CreateRegistrarAdminDto,
} from "./dto/super-admin.dto";
import { ClientDto } from "src/client/dto/create-client.dto";
import {
  InsurerRegisterDto,
  GenuineRegisterDto,
  LegalRegisterDto,
} from "src/auth/dto/actor/register.actor.dto";
import { SystemSettingsService } from "src/system-settings/system-settings.service";
import {
  SystemSettingsResponseDto,
  UpdateSystemSettingsDto,
} from "src/system-settings/dto/system-settings.dto";
import { SetExternalInquiriesLiveDto } from "src/client/dto/external-inquiries-live.dto";

@ApiTags("super-admin")
@ApiBearerAuth()
@UseGuards(SuperAdminGuard)
@Controller("super-admin")
export class SuperAdminController {
  constructor(
    private readonly superAdminService: SuperAdminService,
    private readonly systemSettingsService: SystemSettingsService,
  ) {}

  // ── Super-admin account management ───────────────────────────────────────

  @Get("accounts")
  @ApiOperation({ summary: "List all super-admin accounts" })
  listSuperAdmins() {
    return this.superAdminService.listSuperAdmins();
  }

  @Post("accounts")
  @ApiOperation({ summary: "Create an additional super-admin account" })
  @ApiBody({ type: CreateSuperAdminDto })
  createSuperAdmin(@Body() body: CreateSuperAdminDto) {
    return this.superAdminService.createSuperAdmin(body);
  }

  // ── Client / insurer management ──────────────────────────────────────────

  @Post("clients")
  @ApiOperation({
    summary: "Create a new insurer client",
    description: "Registers a new insurer (client) in the platform.",
  })
  @ApiBody({ type: ClientDto })
  createClient(@Body() body: ClientDto) {
    return this.superAdminService.createClient(body);
  }

  @Get("clients")
  @ApiOperation({ summary: "List all insurer clients" })
  listClients() {
    return this.superAdminService.listClients();
  }

  @Get("clients/names")
  @ApiOperation({ summary: "List insurer client names and IDs" })
  listClientNames() {
    return this.superAdminService.listClientNames();
  }

  // ── Actor registration ───────────────────────────────────────────────────

  @Post("register/insurer")
  @ApiOperation({ summary: "Register a new insurer (company) actor" })
  @ApiBody({ type: InsurerRegisterDto })
  registerInsurer(@Body() body: InsurerRegisterDto) {
    return this.superAdminService.registerInsurer(body);
  }

  @Post("register/genuine")
  @ApiOperation({
    deprecated: true,
    summary: "[DEPRECATED] Register a genuine actor",
    description:
      "Kept for legacy clients. Use the unified onboarding flow instead.",
  })
  @ApiBody({ type: GenuineRegisterDto })
  registerGenuine(@Body() body: GenuineRegisterDto) {
    return this.superAdminService.registerGenuine(body);
  }

  @Post("register/legal")
  @ApiOperation({
    deprecated: true,
    summary: "[DEPRECATED] Register a legal actor",
    description:
      "Kept for legacy clients. Use the unified onboarding flow instead.",
  })
  @ApiBody({ type: LegalRegisterDto })
  registerLegal(@Body() body: LegalRegisterDto) {
    return this.superAdminService.registerLegal(body);
  }

  @Post("create-field-expert")
  @ApiOperation({ summary: "Create a field expert" })
  @ApiBody({ type: CreateFieldExpertAdminDto })
  createFieldExpert(@Body() body: CreateFieldExpertAdminDto) {
    return this.superAdminService.createFieldExpert(body);
  }

  @Post("create-registrar")
  @ApiOperation({ summary: "Create a registrar" })
  @ApiBody({ type: CreateRegistrarAdminDto })
  createRegistrar(@Body() body: CreateRegistrarAdminDto) {
    return this.superAdminService.createRegistrar(body);
  }

  // ── System settings ──────────────────────────────────────────────────────

  @Get("system-settings")
  @ApiOperation({ summary: "Get global system settings" })
  @ApiResponse({ status: 200, type: SystemSettingsResponseDto })
  getSystemSettings() {
    return this.systemSettingsService.getSettingsView();
  }

  @Patch("system-settings")
  @ApiOperation({ summary: "Update global system settings" })
  @ApiBody({ type: UpdateSystemSettingsDto })
  @ApiResponse({ status: 200, type: SystemSettingsResponseDto })
  updateSystemSettings(@Body() body: UpdateSystemSettingsDto) {
    return this.systemSettingsService.updateSettings(body);
  }

  @Patch("external-inquiries-live")
  @ApiOperation({
    summary: "Enable or disable live external inquiries globally",
    description:
      "Updates `system_settings.externalApis.sandHubUseLiveApi`. When disabled, all inquiry flows use mocks.",
  })
  @ApiBody({ type: SetExternalInquiriesLiveDto })
  @ApiResponse({ status: 200, type: SystemSettingsResponseDto })
  setExternalInquiriesLive(@Body() body: SetExternalInquiriesLiveDto) {
    return this.systemSettingsService.updateSettings({
      externalApis: { sandHubUseLiveApi: body?.enabled === true },
    });
  }
}